[pkix] Re: [Technical Errata Reported] RFC5272 (8137)

Deb Cooley <debcooley1@gmail.com> Tue, 29 October 2024 15:41 UTC

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From: Deb Cooley <debcooley1@gmail.com>
Date: Tue, 29 Oct 2024 11:41:09 -0400
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Subject: [pkix] Re: [Technical Errata Reported] RFC5272 (8137)
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opinions?

Deb

On Sat, Oct 12, 2024 at 6:36 AM RFC Errata System <rfc-editor@rfc-editor.org>
wrote:

> The following errata report has been submitted for RFC5272,
> "Certificate Management over CMS (CMC)".
>
> --------------------------------------
> You may review the report below and at:
> https://www.rfc-editor.org/errata/eid8137
>
> --------------------------------------
> Type: Technical
> Reported by: David von Oheimb <David.von.Oheimb@siemens.com>
>
> Section: C.1
>
> Original Text
> -------------
> NoSignatureValue contains the hash of the certification request.
>
> Corrected Text
> --------------
> NoSignatureValue contains the SHA-1 hash value of the certification
> request.
> The hash value given by NoSignatureValue SHOULD be ignored.
>
> Notes
> -----
> The hash value was not sufficiently defined because the choice of the hash
> algorithm was not specified.
> At that time presumably the use of SHA-1 was implied.
>
> I suggest requiring SHA-1 here simply for backward compatibility.
> From today's perspective more flexibility may be demanded and SHA-1 likely
> no more is the best choice.
>
> Anyway I see no real value in NoSignatureValue (pun intended), so it
> should not matter.
> For this reason I propose ignoring the hash value.
>
> Instructions:
> -------------
> This erratum is currently posted as "Reported". (If it is spam, it
> will be removed shortly by the RFC Production Center.) Please
> use "Reply All" to discuss whether it should be verified or
> rejected. When a decision is reached, the verifying party
> will log in to change the status and edit the report, if necessary.
>
> --------------------------------------
> RFC5272 (draft-ietf-pkix-2797-bis-07)
> --------------------------------------
> Title               : Certificate Management over CMS (CMC)
> Publication Date    : June 2008
> Author(s)           : J. Schaad, M. Myers
> Category            : PROPOSED STANDARD
> Source              : Public-Key Infrastructure (X.509)
> Stream              : IETF
> Verifying Party     : IESG
>